strcasestr_s.c File Reference

#include "safeclib_private.h"
#include "safe_str_constraint.h"
#include "safe_str_lib.h"

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Functions
errno_t	strcasestr_s (char *dest, rsize_t dmax, const char *src, rsize_t slen, char **substring)
	The strcasestr_s() function locates the first occurrence of the substring pointed to by src which would be located in the string pointed to by dest. More...

Function Documentation

strcasestr_s()

errno_t strcasestr_s	(	char *	dest,
		rsize_t	dmax,
		const char *	src,
		rsize_t	slen,
		char **	substring
	)

The strcasestr_s() function locates the first occurrence of the substring pointed to by src which would be located in the string pointed to by dest.

The comparison is case insensitive.

Remarks

EXTENSION TO ISO/IEC TR 24731, Programming languages, environments and system software interfaces, Extensions to the C Library, Part I: Bounds-checking interfaces

Parameters

[in]	dest	pointer to string to be searched for the substring
[in]	dmax	restricted maximum length of dest string
[in]	src	pointer to the sub string
[in]	slen	maximum length of src string
[out]	substring	returned pointer to the substring

Precondition

Neither dest nor src shall be a null pointer.

Neither dmax nor slen shall equal zero.

Neither dmax nor slen shall be greater than RSIZE_MAX_STR.

Return values

EOK	when successful operation, substring found.
ESNULLP	when dst/src/substring is NULL pointer
ESZEROL	when dmax/slen = 0
ESLEMAX	when dmax/slen > RSIZE_MAX_STR
ESNOTFND	when substring not found

See also

strstr_s(), strprefix_s()

Definition at line 70 of file strcasestr_s.c.